What is the naming rule of imx series chips?

[783435100]

As the title, the specific example is: IMX8QX6AVLFZAC
IMX8QX6CVLFZAC
What is the difference between a letter A and C?

[joanxie]

the difference between them is that  "CV" includes High Perf 2D Blit Engine,Vivante GC7000-Lite, but "AV" doesn't have

[783435100]

What do the other letters mean？

[joanxie · Accepted solution]

I don't have such table, but you can compare and choose them according to the official website as below:

https://www.nxp.com/products/processors-and-microcontrollers/arm-processors/i-mx-applications-proces...